<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>

</head>
<body>
<!-- view 层 模板-->
<div id="app">
    <span v-bind:title="message">
        鼠标悬停显示
    </span>
    {{message}}
</div>

<h1 id="12335">测试java222</h1>
<h2 id="app2">
    {{message}}
</h2>
<!--1.导入vue.js-->
<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
<script>
    var vm = new Vue({
        el:"#app",
        //model :数据
        data:{
            message:"hello vue!"
        }
    });

    var vm2 = new Vue({
        el:"#app2",
        data:{
            message:"hello 22222vue!"
        }
    });
</script>
</body>
</html>
